178972430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:570

約数の個数: 128

約数和(自身を含む): 438939648

約数和(自身を除く): 259967218

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 23, 26, 34, 35, 46, 65, 70, 85, 91, 115, 119, 130, 161, 170, 182, 221, 230, 238, 299, 322, 391, 442, 455, 503, 595, 598, 782, 805, 910, 1006, 1105, 1190, 1495, 1547, 1610, 1955, 2093, 2210, 2515, 2737, 2990, 3094, 3521, 3910, 4186, 5030, 5083, 5474, 6539, 7042, 7735, 8551, 10166, 10465, 11569, 13078, 13685, 15470, 17102, 17605, 20930, 23138, 25415, 27370, 32695, 35210, 35581, 42755, 45773, 50830, 57845, 59857, 65390, 71162, 80983, 85510, 91546, 111163, 115690, 119714, 150397, 161966, 177905, 196673, 222326, 228865, 299285, 300794, 355810, 393346, 404915, 457730, 555815, 598570, 751985, 778141, 809830, 983365, 1052779, 1111630, 1376711, 1503970, 1556282, 1966730, 2105558, 2556749, 2753422, 3890705, 5113498, 5263895, 6883555, 7781410, 10527790, 12783745, 13767110, 17897243, 25567490, 35794486, 89486215, 178972430]

約数ペア:

[(1, 178972430), (2, 89486215), (5, 35794486), (7, 25567490), (10, 17897243), (13, 13767110), (14, 12783745), (17, 10527790), (23, 7781410), (26, 6883555), (34, 5263895), (35, 5113498), (46, 3890705), (65, 2753422), (70, 2556749), (85, 2105558), (91, 1966730), (115, 1556282), (119, 1503970), (130, 1376711), (161, 1111630), (170, 1052779), (182, 983365), (221, 809830), (230, 778141), (238, 751985), (299, 598570), (322, 555815), (391, 457730), (442, 404915), (455, 393346), (503, 355810), (595, 300794), (598, 299285), (782, 228865), (805, 222326), (910, 196673), (1006, 177905), (1105, 161966), (1190, 150397), (1495, 119714), (1547, 115690), (1610, 111163), (1955, 91546), (2093, 85510), (2210, 80983), (2515, 71162), (2737, 65390), (2990, 59857), (3094, 57845), (3521, 50830), (3910, 45773), (4186, 42755), (5030, 35581), (5083, 35210), (5474, 32695), (6539, 27370), (7042, 25415), (7735, 23138), (8551, 20930), (10166, 17605), (10465, 17102), (11569, 15470), (13078, 13685)]